they said the national security agency is tracking 5 billion cell phones every day. the paper cited documents from edward snowden. it means the spy agency could track the movement of almost any cell phone around the world. n.s.a. officials refused to comment, but said they don't collect data on sell phones in the united states. >>> tonight a new meningitis outbreak at the university of california, santa barbara o initials are racing to stop the bacteria spreading. brian rooney has more. >> four students at this cancer developed a rare form of meningitis in three weeks. one in four who catch it dee. 20% suffer permanent damage. >> when the outbreak started, when we had three cases two weeks ago, three cases in two weeks was a dangerous situation. >> a student, a freshman la cross player had such a serious case that both his feet had to be amputated. >> once it causes bloodpoichg, sepsis can be so overwelcoming, the body is tox. >>, and hand and feet are overwhelmed with infection andar amputated. >> students you warned to avoid close contact, sharing drinks, kissing.